英文關鍵字
agricultural
agriculture
animal
animals
artificial
beak
bird
breeding
broiler
broilers
brown
business
chick
chicken
chickens
chickensintensive
chicks
cock
country
egg
eggs
equipment
factory
farm
farming
feather
feed
feeding
food
fowl
hen
hens
houseschicken
incubation
incubator
indoors
industry
intensive
large
laying
livestock
meat
modern
nest
organic
pen
philosophy
poultry
production
rooster
scale
system